package com.gxa.jjty.admin.mapper;

import com.gxa.jjty.core.pojo.ReturnService;
import tk.mybatis.mapper.common.Mapper;

/**
 * @ClassName returnVOMapper
 * @Author: ws
 * @date 2021/12/9 16:53
 */
public interface ReturnServiceMapper extends Mapper<ReturnService> {

    /**
     * 获取满意度的总和
     * @return
     */
    Long selectBySati();

}
